vertebrates Cuvier, 1812 - vertebrates Cohort Amniota Haeckel, 1866 see Clade Amniota Haeckel, 1866 [Gauthier, Kluge & Rowe 1988] Class "Reptilia" Linnaeus, 1758 - reptiles Subclass †Theropsida Seeley, 1896 1 Order †Pelycosauria Cope, 1878 - pelycosaurs